/*
 * Copyright (c) 2001, 2002 Boris Pruessmann and others.
 * All rights reserved.   This program and the accompanying materials
 * are made available under the terms of the Common Public License v0.5
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/cpl-v05.html
 * 
 * Contributors:
 *    Boris Pruessmann - Initial implementation.
 */
package net.sourceforge.perforce.ui.model;

import java.lang.reflect.InvocationTargetException;

import net.sourceforge.perforce.core.PerforceException;
import net.sourceforge.perforce.core.resources.RemoteFolder;
import net.sourceforge.perforce.ui.PerforceUIPlugin;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.ISharedImages;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.model.IWorkbenchAdapter;

/**
  * @version $Revision: 42 $
  * @author  <a href="mailto:bpruessmann@users.sourceforge.net">Boris Pruessmann</a>
  */
public class RemoteFolderElement extends PerforceModelElement implements IWorkbenchAdapter
{
	// ---------------------------------------------------------- Public Methods (IWorkbenchAdapter)

	/** @see IWorkbenchAdapter#getChildren(Object) */
	public Object[] getChildren(Object object)
	{
		if (!(object instanceof RemoteFolder))
		{
			return new Object[0];
		}
		
		final RemoteFolder folder = (RemoteFolder) object;
		final Object[][] result = new Object[1][];
		
		Shell shell = new Shell(Display.getDefault());
		try 
		{
			run(true, false, new IRunnableWithProgress() 
			{
				/** @see IRunnableWithProgress#run(IProgressMonitor) */
				public void run(IProgressMonitor monitor)
					throws InvocationTargetException, InterruptedException 
				{
					try
					{
						result[0] = folder.members(monitor);
					}
					catch (PerforceException e)
					{
						throw new InvocationTargetException(e);
					}
				}
			});		
		} 
		catch (InvocationTargetException e) 
		{
			handle(e);
		} 
		catch (InterruptedException e) 
		{
			handle(e);
		}
		finally
		{
			shell.dispose();
		}

		
		return result[0];
	}

	/** @see IWorkbenchAdapter#getImageDescriptor(Object) */
	public ImageDescriptor getImageDescriptor(Object object)
	{
		if (!(object instanceof RemoteFolder))
		{
			return null;
		}
			
		RemoteFolder remoteFolder = (RemoteFolder) object;
		if (remoteFolder.getParent() != null)
		{	
			return PlatformUI.getWorkbench().getSharedImages().getImageDescriptor(
				ISharedImages.IMG_OBJ_FOLDER);
		}
		else
		{
			return PerforceUIPlugin.getPlugin().getImageDescriptor(
				PerforceUIPlugin.IMG_ROOTELEMENT);
		}
	}

	/** @see IWorkbenchAdapter#getLabel(Object) */
	public String getLabel(Object object)
	{
		if (!(object instanceof RemoteFolder)) 
		{
			return null;
		}
		
		RemoteFolder folder = (RemoteFolder) object;
		return folder.getName();
	}

	/** @see IWorkbenchAdapter#getParent(Object) */
	public Object getParent(Object o)
	{
		return null;
	}
}
